8150121

素因数分解:

$3^2\times 7^2\times {\mathrm{18481}}^1$

素因数の和:18501

約数の個数: 18

約数和(自身を含む): 13695162

約数和(自身を除く): 5545041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 18481, 55443, 129367, 166329, 388101, 905569, 1164303, 2716707, 8150121]

約数ペア:

[(1, 8150121), (3, 2716707), (7, 1164303), (9, 905569), (21, 388101), (49, 166329), (63, 129367), (147, 55443), (441, 18481)]